The bottom piece of a four-piece Cast Member set (#6503) creating an Atlas of Epcot.

This irregularly-shaped pin shows a portion of both East and West Innoventions (top), Wonders of Life and Universe of Energy (left), a portion of the monorail line and The Living Seas (right) as well as a the terminal for the monorail. The pin-on-pin design is a large version of Spaceship Earth (center).